This list shows the lengths in feet of the 25 longest bridges in the United States. 1010 1470 1600 2000 2800 1053 1495 1632 2150 3500 1200 1596 1750 2150 3800 1207 1600 1800 2300 4200 1380 1600 1850 2310 4260 Jamie made a frequency table of the bridge data. U. S. Bridges Length (ft) Tally Frequency (first interval) || 7 (last interval) || 2
Based on the tallies and frequencies for the first and last intervals, how many intervals of what length did Jamie use?
a. 4 intervals of 1000 feet c. 6 intervals of 500 feet b. 5 intervals of 1000 feet d. 7 intervals of 500 feet

Find the area and perimeter of each composite figure. use 3.14 for π. round your answer to the nearest tenth. a square and a right triangle share a common side. image long description a 3-meter by 0.5-meter rectangle has triangles attached like wings to the 3-meter sides. the other two sides of both triangles measure 2.5 meters. the height of each triangle is 2 meters. a 6-inch by 4-inch rectangle has 2 half-circles attached like wings to the 6-inch sides. the radius of each half-circle is 3 inches. find the surface area and volume of each figure. use 3.14 for π. round your answer to the nearest tenth. a right circular cylinder has a base radius of 6 yards and a height of 20 yards. a rectangular prism has a base that is 9 centimeters long and 7 centimeters wide. the height is 2 centimeters. a rectangular prism has a base that measures 11 millimeters by 11 millimeters. the height is 11 millimeters.

Heather is writing a quadratic function that represents a parabola that touches but does not cross the x-axis at x = -6. which function could heather be writing? fx) = x2 + 36x + 12 = x2 - 36x - 12 f(x) = -x + 12x + 36 f(x) = -x? - 12x - 36

When you have 25 numbers, and jake picks 3 random numbers and puts them back, what is the chance bob has of picking those 3 numbers when he picks 6 random numbers (without putting them back)? explain.